Home / 27,377.09-37,777.75-16,627.85

Finding the Fourth Proportional to 27,377.09, 37,777.75 and 16,627.85

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Solution

The fourth proportional to 27,377.09, 37,777.75 and 16,627.85 is: 22,944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.09 : 37,777.75 = 16,627.85 : x
  2. Step 2: Convert to fraction form
    27,377.09/37,777.75 = 16,627.85/x
  3. Step 3: Cross multiply
    27,377.09x = 37,777.75 × 16,627.85
  4. Step 4: Simplify right side
    27,377.09x = 628,162,760.34
  5. Step 5: Solve for x
    x = 628,162,760.34/27,377.09
  6. Step 6: Final answer
    x = 22,944.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.